stopping spam, worms ... SPF
can this stop spam and worms? how come its not more widely used? http://www.libsrs2.org/overview.html
WHAT EMAIL FORWARDING SERVICES NEED TO KNOW ABOUT SPF
To combat spams, worms, and viruses, the new anti-forgery standard called SPF adds a layer of protection to SMTP. When an SPF-aware MTA receives mail (from, say, username@aol.com ), it asks the envelope sender’s domain ( aol.com ) if it recognizes the IP address of the SMTP client. The domain publishes SPF records in DNS describing its outbound servers, as a sort of “Reverse MX” record. If those records do not describe the client IP, the MTA may reject the SMTP transaction as a forgery attemp
can this stop spam and worms? how come its not more widely used? http://www.libsrs2.org/overview.html
WHAT EMAIL FORWARDING SERVICES NEED TO KNOW ABOUT SPF
To combat spams, worms, and viruses, the new anti-forgery standard called SPF adds a layer of protection to SMTP. When an SPF-aware MTA receives mail (from, say, username@aol.com ), it asks the envelope sender’s domain ( aol.com ) if it recognizes the IP address of the SMTP client. The domain publishes SPF records in DNS describing its outbound servers, as a sort of “Reverse MX” record. If those records do not describe the client IP, the MTA may reject the SMTP transaction as a forgery attemp
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